Table of contents

11. Graphing Complex Numbers

Powers of Complex Numbers (DeMoivre's Theorem)

11. Graphing Complex Numbers

Powers of Complex Numbers (DeMoivre's Theorem): Study with Video Lessons, Practice Problems & Examples

26PRACTICE PROBLEM

Determine all the complex roots for the given complex number. Express the complex roots in the polar form using angles in degrees.
The complex cube roots of 216(cos 135° + i sin 135°)

ANSWERS OPTIONS

36(cos 45° + i sin 45°), 6(cos 165° + i sin 165°) and 6(cos 285° + i sin 285°)

216(cos 45° + i sin 45°), 6(cos 165° + i sin 165°) and 6(cos 285° + i sin 285°)

6(cos 45° + i sin 45°), 6(cos 165° + i sin 165°) and 6(cos 285° + i sin 285°)

6(cos 135° + i sin 135°), 6(cos 165° + i sin 165°) and 6(cos 285° + i sin 285°)